Geography

Tea is an evergreen plant that mainly grows in tropical and subtropical climates. It is thought to have originated in East Asia somewhere between China and Burma. The geographical factors required for Tea cultivation are: Tea grows in a moderately hot and humid climate . Moring fog and low temperature is necessary for the growth … Read more

. The temperature of air at any place is influenced by : The latitude of the place; The altitude of the place; distance from the sea, the airmass circulation; The presence of warm and cold ocean currents; Local aspects.   The latitude The temperature of a place depends on the insolation received. It has been … Read more

Coral reefs are built by and made up of thousands of tiny animals—coral “polyps”—that are relatedto anemones and jellyfish.   Different types of coral reefs:   Fringing reefs are reefs that grow directly from a shore. They are located very close to land,and often form a shallow lagoon between the beach and the main body … Read more

Krishna-Godavari (KG) basin, an excellent source of fuel methane Methane hydrate deposits in this basin are a rich source that will ensure adequate supplies of methane, a natural gas The study using molecular and culturing techniques revealed maximum methanogenic diversity in the KG basin, which is one of the prominent reasons to confirm it to … Read more

When it rains, it will increase the relative humidity because of the evaporation. The air where the rain is falling may not be completely saturated with water vapor. However, the longer it rains, the more the humidity will increase because of the air constantly drawing the water.  The evaporation will cool the air and increase … Read more

Tropical cyclones are violent storms that originate over oceans in tropical areas and move over to the coastal areas bringing about large scale destruction caused by violent winds, very heavy rainfall and storm surges. This is one of the most devastating natural calamities. They are known as Cyclones in the Indian Ocean, Hurricanes in the … Read more

Poultry is the rearing of domesticated fowl (chicken), ducks, geese, turkey and some varieties of pigeon for their meat and eggs. The specialized meat-producing poultry birds are called broilers while egg-laying poultry birds are called layers. The tremendous rise in the availability of poultry products is called Silver Revolution. Variety improvement is done by cross-breeding … Read more

The earlier Green Revolution was centred on wheat and now what is required is a  comprehensive revolution, which covers the entire agriculture sector known as Rainbow  Revolution and it essentially means the following: Agricultural activities to change from subsistence and livelihood activities to as a commercial venture with focus on productivity and profitability. Crop diversification, … Read more

Negatives of Interlinking of rivers: This entails environmental cost. Interlinking would destroy water bodies as each river has unique flora and fauna based on its ecology. Mixing of waters will adversely affect this uniqueness, producing unforeseen consequences. Interlinking will lead to submergence of forest. This will worsen climate change. Forest, which act as carbon sinks … Read more

The term irrigation efficiency expresses the performance of a complete irrigation system or components of the system. Irrigation efficiency is defined as the ratio between the amount of water used to meet the consumptive use requirement of crop plus that necessary to maintain a favourable salt balance in the crop root zone to the total … Read more